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    <title>Document</title>
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    <script>
        /* 
         1.比较运算符: > < == === != >= <=
         2.返回值是 布尔值
         3.==由隐式转化的过程
         4.=== 比较值和数据类型
         5.学习的一个原则
             输入:
             处理:
             输出:
        */


        console.log(3>5);
        console.log(18 == 19);
        console.log(18 == '19');
        console.log(18 ==='19');
    </script>
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